indexless

/ˈɪndɛksləs/
adjective
  1. Having no index; lacking an alphabetical list of topics or names.
    • The old manual was indexless, so we had to flip through every page.
    • The indexless textbook made it hard to find specific topics.
    • I prefer books with an index; indexless ones are frustrating.
Synonyms
What does "indexless" mean? | whatsthatwordmean | whatsthatwordmean